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27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Thomas E. Dickey <dickey@clark.net> 1997 *
31 ****************************************************************************/
33 * trace_buf.c - Tracing/Debugging buffers (attributes)
36 #include <curses.priv.h>
38 MODULE_ID("$Id: trace_buf.c,v 1.12 2003/03/15 21:21:36 tom Exp $")
46 _nc_trace_alloc(int bufnum, size_t want)
53 if ((size_t) (bufnum + 1) > have) {
54 size_t need = (bufnum + 1) * 2;
55 if ((list = typeRealloc(LIST, need, list)) == 0)
58 list[have++].text = 0;
61 if (list[bufnum].text == 0
62 || want > list[bufnum].size) {
63 if ((list[bufnum].text = typeRealloc(char, want, list[bufnum].text))
65 list[bufnum].size = want;
68 result = list[bufnum].text;
74 if (list[have].text != 0)
75 free(list[have].text);
85 * (re)Allocate a buffer big enough for the caller's wants.
87 NCURSES_EXPORT(char *)
88 _nc_trace_buf(int bufnum, size_t want)
90 char *result = _nc_trace_alloc(bufnum, want);
97 * Append a new string to an existing buffer.
99 NCURSES_EXPORT(char *)
100 _nc_trace_bufcat(int bufnum, const char *value)
102 char *buffer = _nc_trace_alloc(bufnum, 0);
103 size_t have = strlen(buffer);
105 buffer = _nc_trace_alloc(bufnum, 1 + have + strlen(value));
106 (void) strcpy(buffer + have, value);